Job Description
Role Summary
At Citadel Securities a leading global market maker our team of quantitative researchers models the markets and brings trading strategies to life every day. Specifically this team develops and tests automated quant trading strategies using sophisticated statistical techniques. We're looking for an extraordinary quantitative researcher who is committed to our core values that include winning acting with integrity continuously learning and cultivating a meritocracy.
Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel please share your details and we will contact you if there is a vacancy available.
Objectives
- Conduct research and statistical analyses in the evaluation of securities
- Work with large data sets including unconventional data sources to predict and test statistical market patterns
- Conceptualize valuation strategies develop and continuously improve mathematical models and translate algorithms into code
- Back test and implement trading models and signals in a live trading environment
Skills and Preferred Qualifications
- Advanced training in mathematics statistics physics computer science or another highly quantitative field
- Proficiency in probability & statistics (e.g. time-series analysis machine learning pattern recognition NLP)
- Prior experience working in a data driven research environment
- Hands on programming experience in scripting (e.g. Python) analytical packages (e.g. R Matlab) and/or compiled languages (e.g. C++)
- A background demonstrating strong analytical problem solving skills
- An ability to communicate advanced concepts in a concise and logical way
- Proficiency in creating and using algorithms to meticulously investigate and work through large data or error-checking problems
In accordance with applicable law the base salary range for this role is $250000 to $350000.
In addition the employee who fills this role will be eligible to participate in a discretionary incentive compensation program as well as a wide array of benefit programs such as medical and life insurance retirement and tax-free savings plans and access to other healthcare programs.
About Citadel Securities
Citadel Securities is a technology-driven next-generation global market maker. We provide institutional and retail investors with world-class liquidity competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers traders and researchers harness leading-edge quantitative research and the accelerating power of compute machine learning and AI to power our analytics and tackle the market's and our clients' most critical challenges. Together we are forging the future of capital markets. For more information visit citadelsecurities.com .
What the Team is Saying
What We Do
Citadel Securities is a technology-driven next-generation global market maker. We provide institutional and retail investors with world-class liquidity competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers traders and researchers harness leading-edge quantitative research and the accelerating power of compute machine learning and AI to power our analytics and tackle the market’s and our clients’ most critical challenges. Together we are forging the future of capital markets.
Why Work With Us
We do not accept the status quo and we are constantly looking to achieve what others think is impossible. That’s true not just in our careers but also in our communities.
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Date Posted
05/02/2026
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